The nervous system which comprised of the Brain, Spinal Cord, and peripheral nerves are responsible for control of the body via electrical impulse. It is also responsible for processing of information relayed to it from elsewhere in the system.
The fibrous outer layer of the eye which retains the overall shape of the eye is the sclera
The answer to go in the blank would be ''external'' because she feels hatred from another person which is her professor and so this is like a character against character conflict so its external.